In less than five years, though, assistant software has gone from fielding basic questions (“What’s the weather today?”) and handling a good-natured HAL 9000 joke now and then to opening apps, doing currency conversions, identifying songs, finding pictures from specific events and more. No pushing buttons here: Thanks to the voice commands “Hey, Siri,”“Okay Google”and “Hey Cortana,” you don’t even have to lift a finger to get results.

So, what commands can you use these days for Siri, Google Now or Cortana? These sorts of lists just keep growing and growing: